Epithelium: the layer of cells which covers a surface or lines a cavity. Epizoa: insects that infest the body surface of animals. Epizooetic: living or parasitic on animals from the outside or on the surface. Epomiae: the elevated margin of an oblique furrow in the propleurae for the reception of the front femora; Hymenoptera. Epupillate: an ocellate spot included by a colored ring, but destitute of a pupil or central spot. Equal: of the same length, size or shape: the superfices when they are without inequalities. Equitant: laminated: folding one upon the other. Erect: standing upright; not necessarily perpendicular. Erectile: capable of being erected; applied to an appendage, a hair or other process, or to any tissue which may be distended and made rigid. Erecto-patent: the wings of Hesperids when at rest; primaries erect, secondaries horizontal. Eremochaetus: Diptera in which there is a general absence of bristles. Ergatandrous: applied to ants with worker-like males. Ergatogynous: applied to ants with worker-like females. Ergatoid: sexually capable, wingless ants, resembling workers. Ericeticolous: living in poor, sandy or gravelly places. Eroded -sus: gnawed; a margin with irregular teeth and emarginations. Eruca: broadly a larva: more specifically a caterpillar. Eruciform: like a caterpillar in form or appearance. Erucina: the caterpillar-like larvae of sawflies and the like. Erucivorous: a feeder on caterpillars; said of parasites. Erythrinus: red; nearly arterial blood-red: carmine, a little diluted. Erythrinus: deep brick-red, tending to blood-red [vermilion with a little Indian red]. Escutcheon: the scutellum in Coleoptera. Essential character: see specific character. Ethology: see ecology. Eucephalous: with a well-developed head, bearing the normal appendages: applied to certain dipterous larvae. Eucone: a compound eye in which the individual ocelli have crystalline cones see acone. Euorthoptera: the Orthoptera excluding the Dermaptera. Euplexoptera: with beautifully folded wings: an ordinal term applied to the ear-wigs. Eous or -eus: as a suffix, indicates the possession of the quality of the stem word: e.g. membraneous, like a membrane in texture. Eutracheata: applied to articulates which, like the insects, have a well-developed tracheal system. Evaginate: extruded by eversion; turned inside out when extruded. Evagination: an extrusion formed by eversion or turning inside out. Evanescent: disappearing; becoming gradually less. Eversible: capable of being turned inside out. Evident: easily seen or recognized. Ex: prefix = A and E as privatives: also means from or out of. Exarate -us: sulcated: sculptured. Exarticulate: without distinct joints. Exasperate -us: rough with irregular elevations. Excalcarate: without spurs. Excaudate: see ecaudate. Excavate: with a depression that is not the segment of a circle.